CN109465859A - A kind of environment-friendly type neurosurgery preparation skin knife - Google Patents
A kind of environment-friendly type neurosurgery preparation skin knife Download PDFInfo
- Publication number
- CN109465859A CN109465859A CN201811598223.7A CN201811598223A CN109465859A CN 109465859 A CN109465859 A CN 109465859A CN 201811598223 A CN201811598223 A CN 201811598223A CN 109465859 A CN109465859 A CN 109465859A
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- Prior art keywords
- shell
- skin
- parts
- preparation
- blade
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
- B26B21/08—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor involving changeable blades
- B26B21/14—Safety razors with one or more blades arranged transversely to the handle
- B26B21/16—Safety razors with one or more blades arranged transversely to the handle involving blades with only one cutting edge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
- B26B21/40—Details or accessories
- B26B21/44—Means integral with, or attached to, the razor for storing shaving-cream, styptic, or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
- B26B21/40—Details or accessories
- B26B21/52—Handles, e.g. tiltable, flexible
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of environment-friendly type neurosurgery preparation skin knife, including shaving portion and grip part, the shaving portion is fixedly mounted on the upper end of the grip part.The present invention, the roof of shell are arcuate structure, can prevent the skin for scratching patient；Securely and reliably, in the inside that blade can be retracted to shell by operation handle matching thread bar when not used, blade can be effectively prevent to accidentally injure patient or medical staff；It not only can avoid the preparation skin knife to damage because of landing, while can prevent medical staff from holding the incessantly preparation skin knife causes the contingency for scratching patient to occur；Have the function of smearing lubricant, medical staff can be saved in addition using the trouble for the tool for smearing lubricant；Not only lubricant effect is preferable for the lubricant of preparation, also lubricant is made to have effects that antibacterial, can effectively prevent the occurrence of skin infections phenomenon of patients surgery preserved skin；The protective layer of preparation can prevent the surface of shell flecked with bacterium and hair.
Description
Technical field
The present invention relates to the field of medical instrument technology, more specifically, it relates to which a kind of environment-friendly type neurosurgery is used
Preparation skin knife.
Background technique
Preserved skin, which refers to the corresponding site shaving hair removal hair in operation and carries out the clean operation of body surface, to be prepared, and is to planning to implement surgery
The patient of operation carries out the clean work of operative region in the preoperative, can be not only that removing chaeta is so simple, further include skin
Cleaning, it is sometimes preoperative also to do skin Iodophor clean etc..Preparation skin knife is preserved skin one of common tool in the process.
Neurosurgery preparation skin knife in the prior art, composite human body ergonomic designs, often do not scratch the skin of patient
Skin；Poor safety performance cannot be packed up in blade when not used, frequently result in the phenomenon that blade accidentally injures patient or medical staff hair
It is raw；It is easy the landing on hand from medical staff, is often damaged because of landing, while it is incessantly standby because holding to frequently result in medical staff
Dermatotome causes the contingency for scratching patient to occur；Do not have the function of smearing lubricant, needs medical staff in addition using painting
Dermal application lubricant of the tool to patient of lubricant is smeared, it is more troublesome, seriously affect the working efficiency of medical staff；This
Outside, it is bad that it is generally mated the lubricant lubricant effect that preparation skin knife uses in the prior art, is easy to cause the skin of patients surgery preserved skin
Infection phenomenons occur for skin；In addition, neurosurgery preparation skin knife in the prior art lacks safeguard procedures, cause its anti-corrosion,
Fungi-proofing, anti-stick viscous foreign matter, anti-aging performance are poor, so that the service life of preparation skin knife is shorter, significantly exist
The hygienic requirements that Medical Devices use always is not achieved flecked with bacterium and hair on the total preparation skin knife of use process；In addition to this,
Neurosurgery in the prior art with preparation skin knife be mostly it is disposable, cannot reuse, the value of environmental protection is poor, is
This proposes a kind of environment-friendly type neurosurgery preparation skin knife to solve technical problem set forth above.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of environment-friendly type neurosurgery with standby
Dermatotome, the roof of shell included by shaving portion are arcuate structure, and composite human body ergonomic designs can prevent the skin for scratching patient
Skin, the setting of several comb teeth can make the hair on patient skin in order, and avoiding the hair on patient skin from being intertwined causes
It is difficult to shave；It securely and reliably, can be effective in the inside that blade can be retracted to shell by operation handle matching thread bar when not used
Prevent blade from accidentally injuring patient or medical staff；It is not easy the landing on hand from medical staff, not only can avoid the preparation skin knife because of cunning
It falls and damages, while can prevent medical staff from holding the incessantly preparation skin knife causes the contingency for scratching patient to occur；Has painting
The function of lubricant is smeared, medical staff can be saved in addition using the trouble for the tool for smearing lubricant, can be improved medical staff's
Working efficiency；Not only lubricant effect is preferable for the lubricant of preparation, also lubricant is made to have effects that antibacterial, can effectively prevent suffering from
The occurrence of skin infections phenomenon of person's operation preserved skin；The protective layer of preparation, can effectively increase shell anti-corrosion, it is fungi-proofing, anti-stick glue it is different
Object, anti-aging performance can significantly prevent the surface of shell viscous so that the service life of the preparation skin knife is longer
It is infected with bacterium and hair, so that the preparation skin knife clean hygiene, reusable convenient for cleaning, has preferable environmentally friendly valence
Value.
To achieve the above object, the present invention provides the following technical scheme that
A kind of environment-friendly type neurosurgery preparation skin knife, including shaving portion and grip part, the shaving portion are fixedly mounted
In the upper end of the grip part；
The shaving portion includes shell, slide, guide rail, cover board, threaded rod and handle and blade, the roof of the shell
For arcuate structure, and the roof of the shell and its bottom wall intersection are uniformly provided with several comb teeth, the roof of the shell and institute
The intersection for stating comb teeth offers mounting groove, there are two the guide rail is set, and two guide rails be symmetrically and fixedly mounted to it is described
On the inside two sidewalls of shell, the both ends of the slide are symmetrically opened up there are two card slot, and the slide passes through two cards
Slot is slidably mounted between two guide rails, and the blade is fixedly mounted on the upper of the slide by two the first bolts
Portion, and the blade of the blade protrudes into the inside of the mounting groove, the threaded rod is fixedly mounted on described by rolling bearing
The center position of cover board, and one end of the threaded rod is screwed onto the inside of the slide, the handle is fixedly mounted on institute
The other end of threaded rod is stated, and the handle is located at the outside of the shell, the cover board passes through the fixed peace of two the second bolts
Inside mounted in the shell far from the comb teeth side；
The grip part includes upright bar and rubber sleeve, and the upper end of the upright bar is fixedly connected with the bottom of the shell, institute
State the outside that rubber sleeve is fixedly set in the upright bar.
By using above-mentioned technical proposal, shaving portion is used for the hair cutting on patient's pre-operative surgical area skin, should
The roof of shell included by shaving portion is arcuate structure, and composite human body ergonomic designs can prevent the skin for scratching patient, several
The setting of comb teeth can make the hair on patient skin in order, and avoiding the hair on patient skin from being intertwined causes to be difficult to shave
It removes, blade is fixedly mounted on the top of slide by two the first bolts, so that blade is not only convenient for changing, and blade can be with
The movement of slide and move, the preparation skin knife when not used can by operation handle matching thread bar will blade be retracted shell in
Portion can effectively prevent blade to accidentally injure patient or medical staff, so that preparation skin knife is safe and reliable；Grip part is used as medical care people
The cooperation of the part that member's hand is held, upright bar and rubber sleeve is so that the preparation skin knife is not easy to occur to beat between the hand of medical staff
Sliding phenomenon, and the preparation skin knife is made to be not easy the landing on hand from medical staff, it not only can avoid the preparation skin knife and damaged because of landing,
Can prevent medical staff from holding the incessantly preparation skin knife simultaneously causes the contingency for scratching patient to occur.
Further, the inner bottom wall top of the shell is also fixedly mounted limited between the comb teeth and the slide
Position block, the shape of the lower surface of the shape and blade of the limited block upper surface match setting, and the slide is close to institute
State limited post there are two being symmetrically fixedly mounted on the side of cover board.
By using above-mentioned technical proposal, the setting of limited block can prevent the stretching mounting groove that the blade of blade is excessive, can
Blade is avoided to scratch the skin of patient, the shape of the lower surface of the shape of limited block upper surface and the blade matches setting,
It so that limited block also has preferable support to blade, can prevent blade from elastic deformation occurring in use, incised wound is caused to be suffered from
The skin of person, the setting of two limited posts can prevent the close cover board that slide is excessively close, so that can avoid blade is detached from mounting groove,
So that the structure of the preparation skin knife is more stable, can avoid influencing to use.
Further, two are symmetrically arranged on the two sidewalls of the shell for accommodating the installation of two second bolts
Portion, each mounting portion include the first circular hole being provided on the side wall of outer shell lateral surface and are provided with the shell
The second circular hole on inside sidewalls face, the center line of first circular hole and second circular hole coincide setting, and described the
One circular hole is connected setting with second circular hole.
By using above-mentioned technical proposal, so that the first circular hole and the second circular hole match, it can be completely hidden by the second bolt
The inside for ensconcing mounting portion can prevent the skin for because of the protrusion of the second bolt, leading to scratch patient in use process.
Further, the inside of the upright bar is hollow structure, and the inside of the upright bar is filled with lubricant, described vertical
The bottom end of bar is bolted with end cap, and the bottom of the end cap is inlaid with ball, and the inside of the end cap is offered for the profit
The channel that lubrication prescription is in contact with the ball.
By using above-mentioned technical proposal, the skin that ball can be bonded to patient is mobile, in moving process, ball rotation
Lubricant inside upright bar is uniformly smeared on the skin of the patient, so that the standby function for smearing lubricant of the skin preparation cutter
Can, medical staff can be saved in addition using the trouble for the tool for smearing lubricant, the working efficiency of medical staff can be improved, simultaneously
After smearing lubricant on the skin of the patient, so that the hair on patient skin is easier to shave.
Further, the bottom inner portion of the upright bar offers internal screw thread, and the upper external of the end cap offers and institute
State the external screw thread that internal screw thread matches.
By using above-mentioned technical proposal, so that end cap is easy to disassemble, convenient for addition lubricant.
Further, the bottom end of the upright bar is further sleeved with the cylinder shell for protecting the ball, and described vertical
The outside of bar is integrally formed with two bulge loops close to its bottom end, and one is integrally formed on the inner wall of the cylinder shell for being connected to
Flange collar between two bulge loops.
By using above-mentioned technical proposal, it is contaminated that cylinder shell can prevent ball, while can prevent ball from being knocked
It touches and damages, so that the service life of ball is effectively improved, while cylinder shell uses the mounting means of clamping, so that cylinder
Shape shell is easy to disassemble, so that the preparation skin knife is easy to use.
Further, the bottom internal of the cylinder shell is also provided with cylindrical type groove, the cylindrical type groove
Inside is fixedly installed with sponge block, and the bottom of the sponge block extends to the outside of the cylindrical type groove.
By using above-mentioned technical proposal, sponge block can be used for cleaning up in the hair shaved remaining on patient skin,
So that the skin of patients surgery preserved skin is cleaner, is conducive to operation and smoothly carries out.
Further, the lubricant is stirred evenly for 10:1 mixing according to weight ratio by Aloe Vera Gel and condiment powder and is made, and
The particle diameter of the condiment powder is not more than 30um.
By using above-mentioned technical proposal, so that not only lubricant effect is preferable for lubricant, also make lubricant that there is antibacterial
The effect of, the occurrence of skin infections phenomenon of patients surgery preserved skin can be effectively prevent.
Further, the outside of the rubber sleeve is also integrally formed with the one or two of anti-skid chequer or anti-skid bulge.
By using above-mentioned technical proposal, the setting of anti-skid chequer or anti-skid bulge is so that the surface of rubber sleeve has preferably
Confficient of static friction so that the hand of medical staff be not easy and grip part occur slipping phenomenon.
Further, the surface of the shell is additionally provided with protective layer, and the protective layer is prepared by the following method:
Following raw material is taken to weigh by weight: 15-20 parts of epoxy resin, 7-11 parts of Zinc oxide powder, cupric oxide powder 9-
11 parts, 15-20 parts of polytetrafluoroethylgranule granule, 8-10 parts of glass powder, 5-8 parts of graphite powder, 11-13 parts of silver powder, 3-5 parts of paraffin, alcohol
12 2-4 parts of ester, 2-4 parts of triethanolamine, 1-3 parts of silicone emulsion and 30-40 parts of water；
S1, it will be stirred in load weighted paraffin, alcohol ester 12, triethanolamine, silicone emulsion and water addition blender
Mixed solution is made in 20-30min, mixing speed 600-700r/min；
S2, by epoxy resin, Zinc oxide powder, cupric oxide powder, polytetrafluoroethylgranule granule, glass powder, graphite powder and silver
Powder is added in pulverizer and is crushed, until material particles diameter is not more than 40um, mixed-powder material is made；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 20-30min, the mixing speed of the reaction kettle are set as 800-900r/min, 60-80 DEG C of temperature setting, are made with this
Obtain protective coating；
S4, shell is scrubbed clean using clear water, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed to the shell after drying using high-pressure sprayer spray gun
Surface；
S6, the shell 3 that step S5 is coated with to protective coating are put is dried solidification in an oven, and dry solidification temperature is set
It is set to 100-120 DEG C, the dry solidification time is set as 25-30min, i.e., protective layer is made on the surface of shell.
By using above-mentioned technical proposal, the processing step for preparing protective coating is simple, easy to accomplish, and the protection of preparation applies
Material modest viscosity is not easy to be layered, sufficiently combine convenient for spraying, bubble-free generation, each component, and comprehensive performance is preferable, so that protection
Coating is capable of forming preferable film after spray coating, is not likely to produce crackle, and film-formation result is preferable, and the protective layer of preparation has preferably
Anti-corrosion, fungi-proofing, anti-stick viscous foreign matter, anti-aging performance, adhesion is preferable, not easily to fall off, can effectively increase shell anti-corrosion,
Fungi-proofing, anti-stick viscous foreign matter, anti-aging performance can significantly be prevented so that the service life of the preparation skin knife is longer
Only the surface of shell is flecked with bacterium and hair, so that the preparation skin knife clean hygiene, reusable convenient for cleaning, tool
The standby preferable value of environmental protection.
In conclusion the present invention mainly has the advantages that
1, of the invention, the roof of shell included by shaving portion is arcuate structure, and composite human body ergonomic designs can prevent from scraping
Hurt the skin of patient, the setting of several comb teeth can make the hair on patient skin in order, and the hair on patient skin is avoided to wind
Cause to be difficult to shave together；
2, of the invention, blade is fixedly mounted on the top of slide by two the first bolts, so that blade not only facilitates more
Change, and blade can be moved with the movement of slide, the preparation skin knife when not used can be by operation handle matching thread bar by knife
Piece is retracted the inside of shell, blade can be effectively prevent to accidentally injure patient or medical staff, so that preparation skin knife is safe and reliable；
3, of the invention, upright bar and the cooperation of rubber sleeve are so that the preparation skin knife is not easy to occur to beat between the hand of medical staff
Sliding phenomenon, and the preparation skin knife is made to be not easy the landing on hand from medical staff, it not only can avoid the preparation skin knife and damaged because of landing,
Can prevent medical staff from holding the incessantly preparation skin knife simultaneously causes the contingency for scratching patient to occur；
4, of the invention, the skin that ball can be bonded to patient is mobile, and in moving process, ball rotation will be inside upright bar
Lubricant is uniformly smeared on the skin of the patient, so that the standby function of smearing lubricant of the skin preparation cutter, can save doctor
In addition using the trouble for the tool for smearing lubricant, the working efficiency of medical staff can be improved, while in the skin of patient in shield personnel
After smearing lubricant on skin, so that the hair on patient skin is easier to shave；
5, of the invention, sponge block can be used for cleaning up in the hair shaved remaining on patient skin, so that patient
The skin of operation preserved skin is cleaner, is conducive to operation and smoothly carries out；
6, of the invention, not only lubricant effect is preferable for the lubricant of preparation, also lubricant is made to have effects that antibacterial, can have
Effect prevents the occurrence of skin infections phenomenon of patients surgery preserved skin；
7, of the invention, the processing step for preparing protective coating is simple, easy to accomplish, the protective coating modest viscosity of preparation,
It is not easy to be layered, sufficiently be combined convenient for spraying, bubble-free generation, each component, comprehensive performance is preferable, so that protective coating is after spray coating
Be capable of forming preferable film, be not likely to produce crackle, film-formation result is preferable, the protective layer of preparation have preferable anti-corrosion, it is fungi-proofing,
Anti-stick viscous foreign matter, anti-aging performance, adhesion is preferable, not easily to fall off, can effectively increase the anti-corrosion, fungi-proofing, anti-stick viscous of shell
Foreign matter, anti-aging performance can significantly prevent the surface of shell so that the service life of the preparation skin knife is longer
Flecked with bacterium and hair, so that the preparation skin knife clean hygiene, reusable convenient for cleaning, has preferable environmental protection
Value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the different perspectives of one embodiment of the present invention；
Fig. 3 is the schematic cross-sectional view of one embodiment of the present invention；
Fig. 4 is the schematic diagram of internal structure in the shaving portion of one embodiment of the present invention；
Fig. 5 is the schematic cross-sectional view in the shaving portion of one embodiment of the present invention；
Fig. 6 is the shell of one embodiment of the present invention and the assembling planar structure schematic diagram of guide rail；
Fig. 7 is the shell of one embodiment of the present invention and the assembling schematic perspective view of guide rail；
Fig. 8 is one of the configuration schematic diagram in the shaving portion of one embodiment of the present invention；
Fig. 9 is the two of the configuration schematic diagram in the shaving portion of one embodiment of the present invention；
Figure 10 is the enlarged structure schematic diagram in Fig. 9 at A；
Figure 11 is the three of the configuration schematic diagram in the shaving portion of one embodiment of the present invention；
Figure 12 is the enlarged structure schematic diagram in Figure 11 at B；
Figure 13 is one of the configuration schematic diagram of grip part of one embodiment of the present invention；
Figure 14 is the explosion partial structural diagram in the shaving portion of one embodiment of the present invention；
Figure 15 is the two of the configuration schematic diagram in the shaving portion of one embodiment of the present invention；
Figure 16 is the three of the configuration schematic diagram in the shaving portion of one embodiment of the present invention.
In figure: 1, shaving portion；2, grip part；3, shell；4, mounting groove；5, comb teeth；6, mounting portion；7, limited block；8, block
Slot；9, slide；10, guide rail；11, the second bolt；12, cover board；13, handle；14, rolling bearing；15, threaded rod；16, it limits
Column；17, the first bolt；18, blade；19, the first circular hole；20, the second circular hole；21, upright bar；22, rubber sleeve；23, end cap；24,
Cylinder shell；25, cylindrical type groove；26, sponge block；27, bulge loop；28, internal screw thread；29, external screw thread；30, ball；31, convex
Circle.
Specific embodiment
Below in conjunction with attached drawing 1-16, invention is further described in detail.
Embodiment 1
A kind of environment-friendly type neurosurgery preparation skin knife, as shown in Figure 1-3, a kind of environment-friendly type neurosurgery is with standby
Dermatotome, including shaving portion 1 and grip part 2, the shaving portion 1 are fixedly mounted on the upper end of the grip part 2；
As shown in Fig. 4-11, the shaving portion 1 includes shell 3, slide 9, guide rail 10, cover board 12, threaded rod 15 and handle
13 and blade 18, the roof of the shell 3 is arcuate structure, and the roof of the shell 3 is uniformly set with its bottom wall intersection
There are several comb teeth 5, the intersection of the roof of the shell 3 and the comb teeth 5 offers mounting groove 4, and the guide rail 10 is equipped with two
It is a, and two guide rails 10 are symmetrically and fixedly mounted on the inside two sidewalls of the shell 3, the both ends of the slide 9 are symmetrical
Card slot 8 there are two opening up, and the slide 9 is slidably mounted between two guide rails 10 by two card slots 8, it is described
Blade 18 is fixedly mounted on the top of the slide 9 by two the first bolts 17, and the blade of the blade 18 protrude into it is described
The inside of mounting groove 4, the threaded rod 15 are fixedly mounted on the center position of the cover board 12, and institute by rolling bearing 14
The one end for stating threaded rod 15 is screwed onto the inside of the slide 9, and the handle 13 is fixedly mounted on the another of the threaded rod 15
End, and the handle 13 is located at the outside of the shell 3, the cover board 12 is fixedly mounted on described by two the second bolts 11
Inside of the shell 3 far from 5 side of comb teeth；
As shown in Figure 13,15 and 16, the grip part 2 include upright bar 21 and rubber sleeve 22, the upper end of the upright bar 21 with
The bottom of the shell 3 is fixedly connected, and the rubber sleeve 22 is fixedly set in the outside of the upright bar 21.
Shaving portion 1 is used for the hair cutting on patient's pre-operative surgical area skin, shell 3 included by the shaving portion 1
Roof be arcuate structure, composite human body ergonomic designs can prevent the skin for scratching patient, and the setting of several comb teeth 5 can will suffer from
Hair on person's skin is made in order, and avoiding the hair on patient skin from being intertwined causes to be difficult to shave, and blade 18 passes through two
First bolt 17 is fixedly mounted on the top of slide 9, so that blade 18 is not only convenient for changing, and blade 18 can be with slide 9
It moves and moves, blade 18 can be retracted in shell 3 by 13 matching thread bar 15 of operation handle when not used in the preparation skin knife
Portion can effectively prevent blade 18 to accidentally injure patient or medical staff, so that preparation skin knife is safe and reliable；Grip part 2 is used as doctor
Protect the part that human hand holds, the cooperation of upright bar 21 and rubber sleeve 22 so that the preparation skin knife be not easy with the hand of medical staff it
Between slipping phenomenon occurs, and the preparation skin knife is made to be not easy the landing on hand from medical staff, not only can avoid the preparation skin knife because of cunning
It falls and damages, while can prevent medical staff from holding the incessantly preparation skin knife causes the contingency for scratching patient to occur.
Preferably, the inner bottom wall top of the shell 3 is located at the comb teeth 5 and the slide as shown in Fig. 4,8,9 and 11
Limited block 7, the shape and the shape phase of the lower surface of the blade 18 of 7 upper surface of limited block are also fixedly installed between 9
Matching setting, symmetrically there are two limited posts 16 for fixed installation on the side of the cover board 12 for the slide 9.
The setting of limited block 7 can prevent the stretching mounting groove 4 that the blade of blade 18 is excessive, can avoid blade 18 and scratch trouble
The skin of person, the shape of the lower surface of the shape of 7 upper surface of limited block and the blade 18 match setting, so that limited block 7
Also there is preferable support to blade 18, can prevent blade 18 from elastic deformation occurring in use, leads to the skin for hurting patient
Skin, the setting of two limited posts 16 can prevent the close cover board 12 that slide 9 is excessively close, so that can avoid blade 18 is detached from mounting groove
4, so that the structure of the preparation skin knife is more stable, can avoid influencing to use.
Preferably, as shown in Fig. 8,11 and 12, be symmetrically arranged on the two sidewalls of the shell 3 two for accommodate two institutes
The mounting portion 6 of the second bolt 11 is stated, each mounting portion 6 includes first be provided on the 3 side-wall outer side face of shell
Circular hole 19 and the second circular hole 20 being provided on the 3 inside sidewalls face of shell, first circular hole 19 and second circle
The center line in hole 20 coincides setting, and first circular hole 19 is connected setting with second circular hole 20.
So that the first circular hole 19 and the second circular hole 20 match, the second bolt 11 can be completely hidden in mounting portion 6
Portion can prevent the skin for because of the protrusion of the second bolt 11, leading to scratch patient in use process.
Preferably, as shown in figures 13-16, the inside of the upright bar 21 is hollow structure, and the inside of the upright bar 21 is filled out
Filled with lubricant, the bottom end of the upright bar 21 is bolted with end cap 23, and the bottom of the end cap 23 is inlaid with ball 30, and the end
The inside of lid 23 offers the channel being in contact for the lubricant with the ball 30.
The skin that ball 30 can be bonded to patient is mobile, and in moving process, ball 30 is rotated the profit inside upright bar 21
Lubrication prescription is uniformly smeared on the skin of the patient, so that the standby function of smearing lubricant of the skin preparation cutter, can save medical care
In addition using the trouble for the tool for smearing lubricant, the working efficiency of medical staff can be improved, while in the skin of patient in personnel
On smeared lubricant after so that the hair on patient skin is easier to shave.
Preferably, as shown in figure 14, the bottom inner portion of the upright bar 21 offers internal screw thread 28, the top of the end cap 23
Outside offers the external screw thread 29 to match with the internal screw thread 28.
So that end cap 23 is easy to disassemble, convenient for addition lubricant.
Preferably, as shown in figure 14, the bottom end of the upright bar 21 is further sleeved with the cylindrical shape for protecting the ball 30
Shell 24, and the outside of the upright bar 21 is integrally formed with two bulge loops 27, the inner wall of the cylinder shell 24 close to its bottom end
On be integrally formed with one for being connected to flange collar 31 between two bulge loops 27.
It is contaminated that cylinder shell 24 can prevent ball 30, while can prevent ball 30 from being collided with and being damaged, to have
Effect improves the service life of ball 30, while cylinder shell 24 uses the mounting means of clamping, so that cylinder shell 24 is just
In dismounting, so that the preparation skin knife is easy to use.
Preferably, as shown in figure 13, the bottom internal of the cylinder shell 24 is also provided with cylindrical type groove 25, described
The inside of cylindrical type groove 25 is fixedly installed with sponge block 26, and the bottom of the sponge block 26 extends to the cylindrical type groove 25
Outside.
Sponge block 26 can be used for cleaning up in the hair shaved remaining on patient skin, so that patients surgery preserved skin
Skin it is cleaner, be conducive to operation smoothly carry out.
It is made preferably, the lubricant is stirred evenly by Aloe Vera Gel and condiment powder according to weight ratio for 10:1 mixing, and institute
The particle diameter of condiment powder is stated no more than 30um.
So that not only lubricant effect is preferable for lubricant, also lubricant is made to have effects that antibacterial, patient can be effectively prevent
The occurrence of skin infections phenomenon of operation preserved skin.
Preferably, the outside of the rubber sleeve 22 is also integrally formed with the one or two of anti-skid chequer or anti-skid bulge.
The setting of anti-skid chequer or anti-skid bulge is so that the surface of rubber sleeve 22 has preferable confficient of static friction, to make
The hand for obtaining medical staff is not easy and slipping phenomenon occurs for grip part 2.
Embodiment 2
Difference from example 1 is that the surface of the shell 3 is additionally provided with protective layer, the protective layer is by such as lower section
Method preparation:
Following raw material is taken to weigh by weight: 15 parts of epoxy resin, 7 parts of Zinc oxide powder, 9 parts of cupric oxide powder, poly- four
15 parts of vinyl fluoride particle, 8 parts of glass powder, 5 parts of graphite powder, 11 parts of silver powder, 3 parts of paraffin, 12 parts of alcohol ester, 2 parts of triethanolamine,
1 part and 30 parts of water of silicone emulsion；
S1, it will be stirred in load weighted paraffin, alcohol ester 12, triethanolamine, silicone emulsion and water addition blender
Mixed solution is made in 20min, mixing speed 600r/min；
S2, by epoxy resin, Zinc oxide powder, cupric oxide powder, polytetrafluoroethylgranule granule, glass powder, graphite powder and silver
Powder is added in pulverizer and is crushed, until material particles diameter is not more than 40um, mixed-powder material is made；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 20min, the mixing speed of the reaction kettle are set as 800r/min, 60 DEG C of temperature setting, protective coating are made with this；
S4, shell 3 is scrubbed clean using clear water, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed into the shell after drying 3 using high-pressure sprayer spray gun
Surface；
S6, the shell 3 that step S5 is coated with to protective coating are put is dried solidification in an oven, and dry solidification temperature is set
100 DEG C are set to, the dry solidification time is set as 25min, i.e., protective layer is made on the surface of shell 3.
Embodiment 3
With embodiment 2 the difference is that the preparation of protective layer, it is specific the preparation method is as follows:
Following raw material is taken to weigh by weight: 18 parts of epoxy resin, 9 parts of Zinc oxide powder, 10 parts of cupric oxide powder, poly- four
18 parts of vinyl fluoride particle, 9 parts of glass powder, 7 parts of graphite powder, 12 parts of silver powder, 4 parts of paraffin, 12 parts of alcohol ester, 3 parts of triethanolamine,
2 parts and 35 parts of water of silicone emulsion；
S1, it will be stirred in load weighted paraffin, alcohol ester 12, triethanolamine, silicone emulsion and water addition blender
Mixed solution is made in 25min, mixing speed 650r/min；
S2, by epoxy resin, Zinc oxide powder, cupric oxide powder, polytetrafluoroethylgranule granule, glass powder, graphite powder and silver
Powder is added in pulverizer and is crushed, until material particles diameter is not more than 40um, mixed-powder material is made；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 25min, the mixing speed of the reaction kettle are set as 850r/min, 70 DEG C of temperature setting, protective coating are made with this；
S4, shell 3 is scrubbed clean using clear water, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed into the shell after drying 3 using high-pressure sprayer spray gun
Surface；
S6, the shell 3 that step S5 is coated with to protective coating are put is dried solidification in an oven, and dry solidification temperature is set
110 DEG C are set to, the dry solidification time is set as 28min, i.e., protective layer is made on the surface of shell 3.
Embodiment 4
With embodiment 2 the difference is that the preparation of protective layer, it is specific the preparation method is as follows:
Take following raw material to weigh by weight: 20 parts of epoxy resin, 11 parts of cupric oxide powder, gathers 11 parts of Zinc oxide powder
20 parts of tetrafluoroethene particle, 10 parts of glass powder, 8 parts of graphite powder, 13 parts of silver powder, 5 parts of paraffin, 12 parts of alcohol ester, triethanolamine 4
Part, 3 parts of silicone emulsion and 40 parts of water；
S1, it will be stirred in load weighted paraffin, alcohol ester 12, triethanolamine, silicone emulsion and water addition blender
Mixed solution is made in 30min, mixing speed 700r/min；
S2, by epoxy resin, Zinc oxide powder, cupric oxide powder, polytetrafluoroethylgranule granule, glass powder, graphite powder and silver
Powder is added in pulverizer and is crushed, until material particles diameter is not more than 40um, mixed-powder material is made；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 30min, the mixing speed of the reaction kettle are set as 900r/min, 80 DEG C of temperature setting, protective coating are made with this；
S4, shell 3 is scrubbed clean using clear water, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed into the shell after drying 3 using high-pressure sprayer spray gun
Surface；
S6, the shell 3 that step S5 is coated with to protective coating are put is dried solidification in an oven, and dry solidification temperature is set
120 DEG C are set to, the dry solidification time is set as 30min, i.e., protective layer is made on the surface of shell 3.
To the shell 3 in embodiment 1-4 in use to its surface utilize micro- sem observation situation the result is as follows:
| Observe result | |
| Embodiment 1 | The surface of shell 3 is glutinous to be stained with a large amount of bacteriums |
| Embodiment 2 | The surface of shell 3 is glutinous to be stained with a small amount of bacterium |
| Embodiment 3 | The surface of shell 3 is glutinous to be stained with small amount bacterium |
| Embodiment 4 | The surface of shell 3 is glutinous to be stained with minute quantity bacterium |
It is optimum embodiment from embodiment 4 known to upper table result comparative analysis, by using above-mentioned technical proposal, preparation is anti-
The processing step for protecting coating is simple, easy to accomplish, and the protective coating modest viscosity of preparation is not easy to be layered, is convenient for spraying, bubble-free
Generation, each component sufficiently combine, and comprehensive performance is preferable, so that protective coating is capable of forming preferable film after spray coating, is not easy
It cracks, film-formation result is preferable, and the protective layer of preparation has preferable anti-corrosion, fungi-proofing, anti-stick viscous foreign matter, anti-aging property
Can, adhesion is preferable, and it is not easily to fall off, anti-corrosion, fungi-proofing, the anti-stick viscous foreign matter, anti-aging performance of shell 3 can be effectively increased, from
And make the service life of the preparation skin knife longer, it can significantly prevent the surface of shell 3 flecked with bacterium and hair, from
And make the preparation skin knife clean hygiene, and it is reusable convenient for cleaning, have the preferable value of environmental protection.
Working principle: the environment-friendly type neurosurgery preparation skin knife, shaving portion 1 are used for patient's pre-operative surgical position skin
The roof of hair cutting on skin, shell 3 included by the shaving portion 1 is arcuate structure, and composite human body ergonomic designs can prevent
The skin of patient is scratched, the hair on patient skin can be made in order, avoid the hair on patient skin by the setting of several comb teeth 5
Being intertwined causes to be difficult to shave, and blade 18 is fixedly mounted on the top of slide 9 by two the first bolts 17, so that blade
18 are not only convenient for changing, and blade 18 can be moved with the movement of slide 9, can pass through operation handle when not used in the preparation skin knife
Blade 18 is retracted the inside of shell 3 by 13 matching thread bars 15, and blade 18 can be effectively prevent to accidentally injure patient or medical staff, from
And make preparation skin knife safe and reliable；Grip part 2 is used as the part that medical staff's hand is held, the cooperation of upright bar 21 and rubber sleeve 22
So that the preparation skin knife is not easy that slipping phenomenon occurs between the hand of medical staff, and the preparation skin knife is not easy from medical staff
Landing on hand, not only can avoid the preparation skin knife and damaged because of landing, at the same can prevent medical staff hold do not live the preparation skin knife
The contingency for scratching patient is caused to occur, the skin that ball 30 is bonded patient is mobile, and in moving process, ball 30 is rotated
Lubricant inside upright bar 21 is uniformly smeared on the skin of the patient, so that the standby smearing lubricant of the skin preparation cutter
In addition function can save medical staff using the trouble for the tool for smearing lubricant, the working efficiency of medical staff can be improved, together
When smeared lubricant on the skin of the patient after so that the hair on patient skin is easier to shave.
Application method:
The first step dips alcohol using non-dust cloth to entire preparation skin knife first and wipes and cleans；
Second step removes end cap 23, and the lubricant of preparation is packed into the inside of upright bar 21, then tightens end cap 23, will
The skin that ball 30 is bonded patient is mobile, carries out smearing lubricant to the skin of patient, painting covers cylinder shell after wiping
24；
Third step rotates threaded rod 15 by operation handle 13, and using the principle of screw-driven, slide 9 will be with cutting blade
18 move along guide rail 10, so that the blade of blade 18 protrudes into the inside of mounting groove 4, and exceed the root of comb teeth 5；
Hand is held upright bar 21 by the 4th step, by comb teeth 5 against the skin pulling gently of patient's preserved skin, in pulling
In the process, comb teeth 5 makes the hair on patient skin in order, while the hair on patient skin is in contact with the blade of blade 18,
To realize the purpose for shaving the hair on patient skin, blade 18 is retracted by shell by operation handle 13 again after shaving
3 inside；
5th step is cleaned up using by the hair shaved remaining on patient skin.
Installation method:
Limited block 7, is first put into the inside of shell 3, guide rail 10 can integrally be set with shell 3 by the first step, installation shaving portion 1
Meter, two limited posts 16 can be integrally formed with slide 9, and blade 18 is fixedly mounted on slide 9 by two the first bolts 17
Threaded rod 15 is fixedly mounted on the center position of cover board 12, then by the one of threaded rod 15 by top by rolling bearing 14
End is screwed onto the inside of slide 9, handle 13 is fixedly mounted on the other end of threaded rod 15, and slide 9 is then passed through two
Card slot 8 is slidably mounted between two guide rails 10, and cover board 12 is fixedly mounted on shell 3 far using two the second bolts 11
Inside from 5 side of comb teeth；
Upright bar 21, can be welded on the bottom of shell 3, be then sleeved on rubber sleeve 22 vertical by second step, installation grip part 2
End cap 23 is installed, by 30 installation by adhering of ball in the bottom of end cap 23 in the outside of bar 21；
Third step, the inside that sponge block 26 is fixedly mounted on to cylindrical type groove 25, then utilize cylinder shell 24
Flange collar 31 and two bulge loops 27 match to be installed outside the bottom end for being connected to upright bar 21.
Part is not directed in the present invention to be the same as those in the prior art or can be realized by using the prior art.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of environment-friendly type neurosurgery preparation skin knife, it is characterised in that: described including shaving portion (1) and grip part (2)
Shaving portion (1) is fixedly mounted on the upper end of the grip part (2)；
The shaving portion (1) include shell (3), slide (9), guide rail (10), cover board (12), threaded rod (15) and handle (13) with
And blade (18), the roof of the shell (3) is arcuate structure, and the roof of the shell (3) and its bottom wall intersection are uniform
Equipped with several comb teeth (5), the roof of the shell (3) and the intersection of the comb teeth (5) are offered mounting groove (4), described to lead
There are two rail (10) is set, and two guide rails (10) are symmetrically and fixedly mounted on the inside two sidewalls of the shell (3), described
The both ends of slide (9) are symmetrically opened up there are two card slot (8), and the slide (9) is slidably mounted on by two card slots (8)
Between two guide rails (10), the blade (18) is fixedly mounted on the slide (9) by two the first bolts (17)
Top, and the blade of the blade (18) protrudes into the inside of the mounting groove (4), the threaded rod (15) passes through rolling bearing
(14) it is fixedly mounted on the center position of the cover board (12), and one end of the threaded rod (15) is screwed onto the slide
(9) inside, the handle (13) is fixedly mounted on the other end of the threaded rod (15), and the handle (13) is positioned at described
The outside of shell (3), the cover board (12) are fixedly mounted on the shell (3) far from the comb by two the second bolts (11)
The inside of tooth (5) side；
The grip part (2) includes upright bar (21) and rubber sleeve (22), the bottom of the upper end and the shell (3) of the upright bar (21)
Portion is fixedly connected, and the rubber sleeve (22) is fixedly set in the outside of the upright bar (21).
2. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 1, it is characterised in that: the shell
(3) inner bottom wall top is also fixedly installed with limited block (7), the limit between the comb teeth (5) and the slide (9)
The shape of the lower surface of the shape and blade (18) of block (7) upper surface matches setting, and the slide (9) is close to the lid
There are two being symmetrically fixedly mounted on the side of plate (12) limited post (16).
3. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 1, it is characterised in that: the shell
(3) two are symmetrically arranged on two sidewalls for accommodating the mounting portion (6) of two second bolts (11), each installation
Portion (6) includes the first circular hole (19) being provided on the shell (3) side-wall outer side face and is provided with the shell (3) side
The center line of the second circular hole (20) on wall medial surface, first circular hole (19) and second circular hole (20), which coincides, to be set
It sets, and first circular hole (19) is connected setting with second circular hole (20).
4. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 1, it is characterised in that: the upright bar
(21) inside is hollow structure, and the inside of the upright bar (21) is filled with lubricant, and the bottom end of the upright bar (21) is spirally connected
Have end cap (23), the bottom of the end cap (23) is inlaid with ball (30), and the inside of the end cap (23) is offered for institute
State the channel that lubricant is in contact with the ball (30).
5. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 4, it is characterised in that: the upright bar
(21) bottom inner portion offers internal screw thread (28), and the upper external of the end cap (23) offers and the internal screw thread (28) phase
Matched external screw thread (29).
6. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 4, it is characterised in that: the upright bar
(21) bottom end is further sleeved with the cylinder shell (24) for protecting the ball (30), and the outside of the upright bar (21) is leaned on
Its nearly bottom end is integrally formed with two bulge loops (27), and one is integrally formed on the inner wall of the cylinder shell (24) for being connected to two
Flange collar (31) between a bulge loop (27).
7. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 6, it is characterised in that: the cylindrical shape
The bottom internal of shell (24) is also provided with cylindrical type groove (25), and the inside of the cylindrical type groove (25) is fixedly installed with sea
Continuous block (26), the bottom of the sponge block (26) extend to the outside of the cylindrical type groove (25).
8. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 4, it is characterised in that: the lubricant
It is stirred evenly and is made for 10:1 mixing according to weight ratio by Aloe Vera Gel and condiment powder, and the particle diameter of the condiment powder is not more than
30um。
9. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 1, it is characterised in that: the rubber sleeve
(22) outside is also integrally formed with the one or two of anti-skid chequer or anti-skid bulge.
10. a kind of environment-friendly type neurosurgery preparation skin knife according to claim 1, it is characterised in that: the shell
(3) surface is additionally provided with protective layer, and the protective layer is prepared by the following method:
Take following raw material to weigh by weight: 15-20 parts of epoxy resin, 7-11 parts of Zinc oxide powder, 9-11 parts of cupric oxide powder,
15-20 parts of polytetrafluoroethylgranule granule, 8-10 parts of glass powder, 5-8 parts of graphite powder, 11-13 parts of silver powder, 3-5 parts of paraffin, alcohol ester 12
2-4 parts, 2-4 parts of triethanolamine, 1-3 parts of silicone emulsion and 30-40 parts of water；
S1,20- will be stirred in load weighted paraffin, alcohol ester 12, triethanolamine, silicone emulsion and water addition blender
Mixed solution is made in 30min, mixing speed 600-700r/min；
S2, epoxy resin, Zinc oxide powder, cupric oxide powder, polytetrafluoroethylgranule granule, glass powder, graphite powder and silver powder are added
Enter in pulverizer and crushed, until material particles diameter is not more than 40um, mixed-powder material is made；
S3, mixed-powder material obtained in mixed solution obtained in step S1 and step S2 is added in reaction kettle and is stirred
20-30min is mixed, the mixing speed of the reaction kettle is set as 800-900r/min, 60-80 DEG C of temperature setting, is made anti-with this
Protect coating；
S4, shell (3) is scrubbed clean using clear water, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed into the shell after drying (3) using high-pressure sprayer spray gun
Surface；
S6, the shell (3) that step S5 is coated with to protective coating are put is dried solidification in an oven, dry solidification temperature setting
It is 100-120 DEG C, the dry solidification time is set as 25-30min, i.e., protective layer is made on the surface of shell (3).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811598223.7A CN109465859B (en) | 2018-12-26 | 2018-12-26 | Environment-friendly skin preparation sword for neurosurgery |
| PCT/CN2018/124594 WO2020133131A1 (en) | 2018-12-26 | 2018-12-28 | Environment-friendly neurosurgical skin preparation scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811598223.7A CN109465859B (en) | 2018-12-26 | 2018-12-26 | Environment-friendly skin preparation sword for neurosurgery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109465859A true CN109465859A (en) | 2019-03-15 |
| CN109465859B CN109465859B (en) | 2020-08-04 |
Family
ID=65676958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811598223.7A Active CN109465859B (en) | 2018-12-26 | 2018-12-26 | Environment-friendly skin preparation sword for neurosurgery |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109465859B (en) |
| WO (1) | WO2020133131A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480693A (en) * | 2019-08-28 | 2019-11-22 | 中国人民解放军陆军军医大学第一附属医院 | Damage prevention type preparation skin knife |
| CN110744595A (en) * | 2019-10-30 | 2020-02-04 | 中国人民解放军陆军军医大学第一附属医院 | Medical skin preparation knife capable of preventing cutting injury |
| CN111481313A (en) * | 2020-04-20 | 2020-08-04 | 常州市第一人民医院 | Oral cavity dilator |
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| GB219092A (en) * | 1923-04-19 | 1924-07-21 | Super Razors England Ltd | Improvements in or connected with safety razors |
| US5005290A (en) * | 1987-05-08 | 1991-04-09 | The Stanley Works Limited | Utility knives |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110480693A (en) * | 2019-08-28 | 2019-11-22 | 中国人民解放军陆军军医大学第一附属医院 | Damage prevention type preparation skin knife |
| CN110480693B (en) * | 2019-08-28 | 2020-11-24 | 中国人民解放军陆军军医大学第一附属医院 | Damage-proof skin preparation knife |
| CN110744595A (en) * | 2019-10-30 | 2020-02-04 | 中国人民解放军陆军军医大学第一附属医院 | Medical skin preparation knife capable of preventing cutting injury |
| CN111481313A (en) * | 2020-04-20 | 2020-08-04 | 常州市第一人民医院 | Oral cavity dilator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020133131A1 (en) | 2020-07-02 |
| CN109465859B (en) | 2020-08-04 |
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